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Behavioral patterns include 11 patterns: template method pattern, command pattern, iterator pattern, observer pattern, intermediary pattern, state pattern, policy pattern, responsibility chain pattern, visitor pattern, interpreter pattern and memo pattern.The arrangement of devices on the printed board is as uniform as possible and the orientation of devices is as consistent as possible. In addition, special attention should be paid to the arrangement of power supply and ground wire to meet the electrical performance requirements of the circuit. Attention should be paid to weak current and strong current, strong current and strong current, photoelectric isolation between power supply and ground wire, and sufficient creepage distance between internal and external circuits.黎章走过来，瞪了胡钧一眼道：我弟弟身手本来就不好，你这样教他，是想让他在战场上送死是不是？狗屁堂堂正正。我们声称徐福已经找到仙药踪迹，服用之后不但能长生不死，还能够玉茎重生。因女友自杀而患上抑郁症的警察阿斌（祖峰 饰）和搭档磊哥（陈明昊 饰）在调查一起碎尸案中，与被害者的姐姐李雪（黄璐 饰）相识。李雪自称梦见弟弟被人杀害。在调查过程中，阿斌发现李雪痛失女儿并患上抑郁症的悲惨经历，两人彼此怜悯，相互理解。 这时，在城市漂泊的少女婷婷（张倩如 饰）也渐渐走入阿斌（祖峰 饰）的生活，和他产生说不清的牵绊。 孤独的少女、备受抑郁症折磨的患者，他们都该如何面对自己的内心，又该如何在这个世界寻找光明……难题再次出现了，这武关进还是不进呢？众将的呼声比上次高了很多。